Results 21 to 30 of about 5,290,158 (260)

Development of Back and Front Contacts for CdTe Layer in Tandem Flexible Photoelectric Converters on Basis of CdTe/CuInSe2

open access: yesInternational Journal of Photoenergy, 2019
By the method of nonreactive high-frequency magnetron sputtering on Upilex polyimide films, transparent and conductive layers of ITO were obtained. These layers, after high-temperature annealing, at temperatures typical for the solar cell formation, had ...
M. G. Khrypunov   +4 more
doaj   +1 more source

Analysis of Chromatic Aberration Effects in Triple-Junction Solar Cells Using Advanced Distributed Models [PDF]

open access: yes, 2011
The consideration of real operating conditions for the design and optimization of a multijunction solar cell receiver-concentrator assembly is indispensable.
Espinet González, Pilar   +8 more
core   +1 more source

Self-Alignment of Bottom CZTSSe by Patterning of an Al2O3 Intermediate Layer

open access: yesNanomaterials, 2019
When CZTSSe is synthesized using a metal precursor, large voids of nonuniform size form at Mo back contact side. Herein, we demonstrate that the voids and CZTSSe in the lower part of the CZTSSe double layer can be controlled by using an Al2O3-patterned ...
Sanghun Hong   +8 more
doaj   +1 more source

Nanostructured Electrodes for Organic Solar Cells: Analysis and Design Fundamentals [PDF]

open access: yes, 2012
Nanostructured electrodes (NEs) improve optical absorption and charge collection in photovoltaic (PV) devices. Traditionally, the electrodes have been designed exclusively for higher optical absorption.
Alam, Muhammad A.   +3 more
core   +1 more source

Self‐Cleaning Sensor Surfaces for Long‐Term Environmental Monitoring

open access: yesAdvanced Engineering Materials, EarlyView.
Long‐term use of unattended outdoor sensors without soiling or biofouling is achieved through generation of a micro‐ and nanorough cuvette surface by combing hydrophobic nanoparticles with fluorinated polymers, crosslinked and surface‐attached through CHic chemistry. The coating demonstrates self‐cleaning behavior and prolonged outdoor stability, which
Sanam Kumari Rajak   +4 more
wiley   +1 more source

Understanding exciton diffusion in organic solar cells [PDF]

open access: yes, 2013
Organic solar cells are promising candidates for future energy production. However, many challenges remain to optimise efficiency. One particular challenge lies in our understanding of the factors affecting exciton diffusion and the length scale of this
Illingworth, Amy
core   +2 more sources

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

Low-temperature conformal SnO2 coating enables efficient printable mesoscopic perovskite solar cells with industrial scalability

open access: yesPhotoniX
Hole transport layer-free printable mesoscopic perovskite solar cells (p-MPSCs) employing carbon electrodes offer cost-effective fabrication but face efficiency limitations due to suboptimal charge transport in the TiO2-based mesoporous electron ...
Kai Chen   +12 more
doaj   +1 more source

Suppressing weak-light voltage attenuation in Sb2S3 indoor photovoltaics using Li-doped TiO2 layer

open access: yesNano Research
Antimony sulfide (Sb2S3) thin film have a suitable band gap (1.73 eV) and high absorption coefficient, indicating potential prospects in indoor photovoltaics.
Kefei Wu   +10 more
doaj   +1 more source

Tuning the Optoelectronic Properties of Wide Bandgap Perovskites: Data‐Driven Insights from Combinatorial Synthesis and High‐Throughput Experimentation

open access: yesAdvanced Functional Materials, EarlyView.
Combinatorial vapor deposition enables independent tuning of Cs/Pb and Br/Cl in wide‐bandgap perovskites. Automated multimodal mapping of 500+ compositions reveals a high‐energy optical transition that correlates with enhanced photoluminescence, defining a practical Cs/Pb window.
Alexander Wieczorek   +6 more
wiley   +1 more source

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